Popsugar Fitness Celebrity Fitness Celebrities Who Worked Out Before the Oscars 2014 See Which Celebs Did One Last Workout Before Gliding Down the Red Carpet February 28, 2014 by Michele Foley View On One Page Photo 10 of 10 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 10 Reese Witherspoon It looks like Reese is also a fan of Lifefactory reusable bottles; we're also digging her Asics. Previous Next Start Slideshow Dianna AgronAmy AdamsNikki ReedAmanda SeyfriedKatherine HeiglReese WitherspoonCelebrity Fitness